Question

Which of the following is true of the digestive system Interprets, and responds to changes in the envir Breaks down food, absorbs nutrients, and el C. Helps regulate body temperature, control D Exchanges oxygen and carbon onds to changes in the environment dod, absorbs nutrients, and eliminates wastes ses oxyren and carbon dioxide between body and atmosphere 8. Which of the following is true of the urinary system A Removes urea and other nitrogenous w balance of water, electrolytes, and acids in body fluids B. Stores fats and minerals C. Breaks down food, absorbs nutrients, and generates heat D. Acts as a barrier against external invasion balan c e and other nitrogenous wastes from the blood, the kidneys, maintains the proper 9. Which of the following is true of the male reproductive system Coutes gametes (a mature sexual reproductive cell as a sperm or egg, that unites with anomer cell to form a new organism) B. Nourishes a developing fetus and embryo C. Helps regulate body temperature D. Helps regulate red blood cell production 10. Which is true of the blood system? A. Composed of cells, or formed elements, suspended in a clear, straw-colored liquid called plasma B. Breaks down food, absorbs nutrients, and generates heat C. Acts as a barrier against external invasion D. Nourishes a developing fetus and embryo 11. Which of the following is true of the female reproductive system? A. Stores minerals and supports the body B. Acts as a barrier against external invasion C Helps regulate red blood cell production; eliminates wastes D. Nourishes a developing fetus and embryo

Answer 1

7. B. Digestive system helps in breaking down food, absorb nutrients, and eliminates wastes. I releases certain enzymes such as hydrochloric acids which helps in breaking down.

8.A. Urinary system helps in removing urea, and other nitrogenous waste, it is very important for the body to maintain electrolytes balance and urinary system helps in maintaining helps in maintaining one.

9.A. Male reproductive system helps in creating gametes which helps in reproduction, e.g. produces sperm or an egg.

10.A. The blood system is made of cells, and also contains plasma which is important in absorbing nutrients, regulating hormones and also for tissue repair.

11.D. The female reproductive system mainly works for development and providing nourishment to the fetus and embryo making a hospitable environment for the fetus to be viable in the uterus.